Answer:
no it is not correct dimensionally
Explanation:
f=1/l√T/m
taking square on both side in order to remove square root
f²=T/l²m
f=ma =kgm/sec²
therefore
kg.m/sec²=sec/m².kg
kg.m=sec*sec²/m².kg
kg.m=sec³/m².kg
kg=sec³/m³.kg
so the equation is incorrect dimensionally
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It will take 21s for yhe alligator to crawl that distance. Reported answer contains 2 Significant Figures.
Answer:
7 s / 3600 s/hr = 0.001944444444... = 0.0019 hr
a = (vf - vi) / t = (70 - 0) / 0.0019 = 36000 km/hr²